v1.162.0

Improve Atmos help @samtholiya @aknysh (#959)

what

• Improve Atmos help

why

• Outputting markdown in help descriptions makes it easier to visually parse
• Markdown stylesheet keeps formatting consistent

examples

• atmos about non-existent shows usage:
  

• Double dash in flags of atmos terraform --help and examples rendering using markdown if available
  

• Fixed atmos workflow --file example.yaml markdown. Now it also exits with exit code 1
  

• Updated Default error logger with markdown support
  

• Added custom alias help support so that alias in config should also be displayed in help
  

• Updated the workflow name invalid UI
  

• Invalid custom command config now shows better help
  

• Invalid flag usage added